ELECTRON MICROSCOPY

Sample

Four subunit cytochrome b-c1 complex from Rhodobacter sphaeroides

Specimen Preperation
Sample Aggregation State PARTICLE
Vitrification Instrument LEICA EM GP
Cryogen Name ETHANE
Sample Vitrification Details 15 ul of sample was applied to the grid, incubated for 30 s, blotted for 4 s then plunged in liquid ethane.
3D Reconstruction
Reconstruction Method SINGLE PARTICLE
Number of Particles 72118
Reported Resolution (Å) 3.75
Resolution Method FSC 0.5 CUT-OFF
Other Details Refinement performed without alignment from particles within a single class after focussed refinement
Refinement Type
Symmetry Type POINT
Map-Model Fitting and Refinement
ID 1
Refinement Space REAL
Refinement Protocol ?
Refinement Target ?
Overall B Value ?
Fitting Procedure ?
Details ?
Data Acquisition
Detector Type GATAN K3 (6k x 4k)
Electron Dose (electrons/Å2) 1.0
Imaging Experiment
Date of Experiment ?
Temprature (Kelvin)
Microscope Model FEI TITAN KRIOS
Minimum Defocus (nm) 800
Maximum Defocus (nm) 2000
Minimum Tilt Angle (degrees) ?
Maximum Tilt Angle (degrees) ?
Nominal CS 2.7
Imaging Mode BRIGHT FIELD
Specimen Holder Model FEI TITAN KRIOS AUTOGRID HOLDER
Nominal Magnification 130000
Calibrated Magnification ?
Source FIELD EMISSION GUN
Acceleration Voltage (kV) 300
Imaging Details ?
Imaging Experiment
Task Software Package Version
PARTICLE SELECTION crYOLO 1.7.5
IMAGE ACQUISITION EPU ?
CTF CORRECTION CTFFIND 4.1.14
MODEL REFINEMENT PHENIX ?
INITIAL EULER ASSIGNMENT RELION 3.1
FINAL EULER ASSIGNMENT RELION 3.1
CLASSIFICATION RELION 3.1
RECONSTRUCTION RELION 3.1
Image Processing
CTF Correction Type CTF Correction Details Number of Particles Selected Particle Selection Details
PHASE FLIPPING AND AMPLITUDE CORRECTION ?